| 7.14 Vian (where n = 1 to 5) | |
| ---------------------------- | |
| .. csv-table:: Vian RULES | |
| :file: tables_clear/23_Vian_59.csv | |
| :widths: 200, 700, 100 | |
| :align: center | |
| .. note:: | |
| \* :ref:`Rules not coded` | |
| .. note:: | |
| 1. Applies to all < 0.34μm wide Metal lines, excluding Metal branches shorter than 0.28μm. | |
| 2. Vian is stacked if any portion of it intersects Via [n+1] or Via [n-1], or contact if n=1. | |
| 3. For better yield and reliability try to avoid single vias on any layer (put multiple). | |
| .. image:: images/via.png | |
| :width: 800 | |
| :align: center | |
| :alt: Vian | |